Scientists in Boulder are using existing NASA spacecraft to track a rare interstellar comet called 31/ATLAS as it travels ...

The mysterious interstellar object 3I/ATLAS may be seeding the worlds of this solar system with the early stages of life, new ...

The comet is the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy. Space ...

Clocks tick faster on Mars than they do on Earth, in part because Mars experiences less gravitational pull from the Sun. Now scientists have calculated just how much faster -- 477 microseconds, on ...

Nuclear rockets are moving from Cold War concept to near-term hardware, and the shift could reshape how quickly and safely ...

A major new study lays out plans for crewed missions to Mars, with the search for extraterrestrial life being a top priority ...

NASA's Perseverance rover has for the first time helped scientists confirm that electrical sparks often ignite within ...

A NASA rover that launched from Florida detected electrical sparks igniting within small dusty tornadoes whirling on Mars' ...

NASA funds new software to enhance drone navigation over featureless Martian terrain. This initiative supports autonomous ...

Senators Ted Cruz (R-Texas), the committee’s chair, and Maria Cantwell (D-Wash.), its Democratic minority leader, both voted ...

When astronauts set foot on Mars, it will be one of humanity’s greatest milestones, marking the start of a new era of ...